///<summary>
///HttpWebRequestオブジェクトを取得する。パラメータはGET/HEAD/DELETEではクエリに、POST/PUTではエンティティボディに変換される。
///</summary>
///<remarks>
///追加で必要となるHTTPヘッダや通信オプションは呼び出し元で付加すること
///（Timeout,AutomaticDecompression,AllowAutoRedirect,UserAgent,ContentType,Accept,HttpRequestHeader.Authorization,カスタムヘッダ）
///POST/PUTでクエリが必要な場合は、requestUriに含めること。
///</remarks>
///<param name="method">HTTP通信メソッド（GET/HEAD/POST/PUT/DELETE）</param>
///<param name="requestUri">通信先URI</param>
///<param name="param">GET時のクエリ、またはPOST時のエンティティボディ</param>
///<returns>引数で指定された内容を反映したHttpWebRequestオブジェクト</returns>
protected HttpWebRequest CreateRequest(string method,
Uri requestUri,
Dictionary <string, string> param)
{
Networking.CheckInitialized();
//GETメソッドの場合はクエリとurlを結合
UriBuilder ub = new UriBuilder(requestUri.AbsoluteUri);
if (param != null && (method == "GET" || method == "DELETE" || method == "HEAD"))
{
ub.Query = MyCommon.BuildQueryString(param);
}
HttpWebRequest webReq = (HttpWebRequest)WebRequest.Create(ub.Uri);
webReq.ReadWriteTimeout = 90 * 1000; //Streamの読み込みは90秒でタイムアウト（デフォルト5分）
//プロキシ設定
if (Networking.ProxyType != ProxyType.IE)
{
webReq.Proxy = Networking.Proxy;
}
webReq.Method = method;
if (method == "POST" || method == "PUT")
{
webReq.ContentType = "application/x-www-form-urlencoded";
//POST/PUTメソッドの場合は、ボディデータとしてクエリ構成して書き込み
using (StreamWriter writer = new StreamWriter(webReq.GetRequestStream()))
{
writer.Write(MyCommon.BuildQueryString(param));
}
}
//cookie設定
if (this.UseCookie)
{
webReq.CookieContainer = this.cookieContainer;
}
//タイムアウト設定
webReq.Timeout = this.InstanceTimeout ?? (int)Networking.DefaultTimeout.TotalMilliseconds;
webReq.UserAgent = Networking.GetUserAgentString();
// KeepAlive無効なサーバー(Twitter等)に使用すると、タイムアウト後にWebExceptionが発生する場合あり
webReq.KeepAlive = false;
return(webReq);
}
///<summary>
///HttpWebRequestオブジェクトを取得する。multipartでのバイナリアップロード用。
///</summary>
///<remarks>
///methodにはPOST/PUTのみ指定可能
///</remarks>
///<param name="method">HTTP通信メソッド（POST/PUT）</param>
///<param name="requestUri">通信先URI</param>
///<param name="param">form-dataで指定する名前と文字列のディクショナリ</param>
///<param name="binaryFileInfo">form-dataで指定する名前とバイナリファイル情報のリスト</param>
///<returns>引数で指定された内容を反映したHttpWebRequestオブジェクト</returns>
protected HttpWebRequest CreateRequest(string method,
Uri requestUri,
Dictionary <string, string> param,
List <KeyValuePair <String, FileInfo> > binaryFileInfo)
{
Networking.CheckInitialized();
//methodはPOST,PUTのみ許可
UriBuilder ub = new UriBuilder(requestUri.AbsoluteUri);
if (method == "GET" || method == "DELETE" || method == "HEAD")
{
throw new ArgumentException("Method must be POST or PUT");
}
if ((param == null || param.Count == 0) && (binaryFileInfo == null || binaryFileInfo.Count == 0))
{
throw new ArgumentException("Data is empty");
}
HttpWebRequest webReq = (HttpWebRequest)WebRequest.Create(ub.Uri);
//プロキシ設定
if (Networking.ProxyType != ProxyType.IE)
{
webReq.Proxy = Networking.Proxy;
}
webReq.Method = method;
if (method == "POST" || method == "PUT")
{
string boundary = System.Environment.TickCount.ToString();
webReq.ContentType = "multipart/form-data; boundary=" + boundary;
using (Stream reqStream = webReq.GetRequestStream())
{
//POST送信する文字データを作成
if (param != null)
{
string postData = "";
foreach (KeyValuePair <string, string> kvp in param)
{
postData += "--" + boundary + "\r\n" +
"Content-Disposition: form-data; name=\"" + kvp.Key + "\"" +
"\r\n\r\n" + kvp.Value + "\r\n";
}
byte[] postBytes = Encoding.UTF8.GetBytes(postData);
reqStream.Write(postBytes, 0, postBytes.Length);
}
//POST送信するバイナリデータを作成
if (binaryFileInfo != null)
{
foreach (KeyValuePair <string, FileInfo> kvp in binaryFileInfo)
{
string postData = "";
byte[] crlfByte = Encoding.UTF8.GetBytes("\r\n");
//コンテンツタイプの指定
string mime = "";
switch (kvp.Value.Extension.ToLower())
{
case ".jpg":
case ".jpeg":
case ".jpe":
mime = "image/jpeg";
break;
case ".gif":
mime = "image/gif";
break;
case ".png":
mime = "image/png";
break;
case ".tiff":
case ".tif":
mime = "image/tiff";
break;
case ".bmp":
mime = "image/x-bmp";
break;
case ".avi":
mime = "video/avi";
break;
case ".wmv":
mime = "video/x-ms-wmv";
break;
case ".flv":
mime = "video/x-flv";
break;
case ".m4v":
mime = "video/x-m4v";
break;
case ".mov":
mime = "video/quicktime";
break;
case ".mp4":
mime = "video/3gpp";
break;
case ".rm":
mime = "application/vnd.rn-realmedia";
break;
case ".mpeg":
case ".mpg":
mime = "video/mpeg";
break;
case ".3gp":
mime = "movie/3gp";
break;
case ".3g2":
mime = "video/3gpp2";
break;
default:
mime = "application/octet-stream\r\nContent-Transfer-Encoding: binary";
break;
}
postData = "--" + boundary + "\r\n" +
"Content-Disposition: form-data; name=\"" + kvp.Key + "\"; filename=\"" +
kvp.Value.Name + "\"\r\n" +
"Content-Type: " + mime + "\r\n\r\n";
byte[] postBytes = Encoding.UTF8.GetBytes(postData);
reqStream.Write(postBytes, 0, postBytes.Length);
//ファイルを読み出してHTTPのストリームに書き込み
using (FileStream fs = new FileStream(kvp.Value.FullName, FileMode.Open, FileAccess.Read))
{
int readSize = 0;
byte[] readBytes = new byte[0x1000];
while (true)
{
readSize = fs.Read(readBytes, 0, readBytes.Length);
if (readSize == 0)
{
break;
}
reqStream.Write(readBytes, 0, readSize);
}
}
reqStream.Write(crlfByte, 0, crlfByte.Length);
}
}
//終端
byte[] endBytes = Encoding.UTF8.GetBytes("--" + boundary + "--\r\n");
reqStream.Write(endBytes, 0, endBytes.Length);
}
}
//cookie設定
if (this.UseCookie)
{
webReq.CookieContainer = this.cookieContainer;
}
//タイムアウト設定
webReq.Timeout = this.InstanceTimeout ?? (int)Networking.DefaultTimeout.TotalMilliseconds;
// KeepAlive無効なサーバー(Twitter等)に使用すると、タイムアウト後にWebExceptionが発生する場合あり
webReq.KeepAlive = false;
return(webReq);
}
